7656201

素因数分解:

$3^5\times 7^2\times {\mathrm{643}}^1$

素因数の和:672

約数の個数: 36

約数和(自身を含む): 13361712

約数和(自身を除く): 5705511

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 81, 147, 189, 243, 441, 567, 643, 1323, 1701, 1929, 3969, 4501, 5787, 11907, 13503, 17361, 31507, 40509, 52083, 94521, 121527, 156249, 283563, 364581, 850689, 1093743, 2552067, 7656201]

約数ペア:

[(1, 7656201), (3, 2552067), (7, 1093743), (9, 850689), (21, 364581), (27, 283563), (49, 156249), (63, 121527), (81, 94521), (147, 52083), (189, 40509), (243, 31507), (441, 17361), (567, 13503), (643, 11907), (1323, 5787), (1701, 4501), (1929, 3969)]